A dangerously high A1C is considered 9.05% or higher. The A1C ranges for normal, prediabetes, and diabetes are as follows: ...

A1c levels are usually organized by range on a chart and categorized as normal, prediabetes, or diabetes. Learn More: What ...

Keeping your blood sugar in your target range is the best way to manage diabetes and reduce your risk of complications. Bring your meter or a log of your results with you each time you see your ...

C. Ronald Kahn, M.D. President and Director, Joslin Diabetes Center What is the A1c blood test? The hemoglobin A1C test is a measure of what we call long term glucose control. The way this works ...